/*
 * Copyright 2016-2019 yoara
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package yhao.infra.web.filter;

import javax.servlet.*;
import java.io.IOException;

/**
 * 编码过滤器
 *
 * @author yoara
 */
public class EncodeFilter implements Filter {

	@Override
	public void init(FilterConfig filterConfig) throws ServletException {
	}

	@Override
	public void doFilter(ServletRequest request, ServletResponse response,
						 FilterChain chain) throws IOException, ServletException {
		response.setCharacterEncoding("UTF-8");
		request.setCharacterEncoding("UTF-8");
		chain.doFilter(request, response);
		response.setCharacterEncoding("UTF-8");
		request.setCharacterEncoding("UTF-8");
	}

	@Override
	public void destroy() {
	}

}
